ES
Brazil Brazil · Iperó · -23.390, -47.622

RMB

RMB, a research reactor (pool) in Iperó, Brazil, with 30 MW of thermal power, operated by National Nuclear Energy Commission (CNEN). Under construction.

Once in operation it will be the most powerful research reactor in Brazil, ahead of the 4 operating today. 48 pool-type reactors remain in operation today across 28 countries. It is one of 9 research reactors in 7 countries that INVAP designed or built.

Country
Brazil
City
Iperó
Type
Pool
Thermal power
30 MW
Operator
National Nuclear Energy Commission (CNEN)
Design and construction
Designed by INVAP
Status
Under construction
First criticality
Purpose
Radioisotope production (Mo-99 and others for nuclear medicine), neutron beam research (thermal and cold neutrons), materials and fuel irradiation testing, neutron activation analysis, training
RMB
Photo: Wikimedia Commons · Dean Calma / IAEA Imagebank · CC BY 2.0

Data: IAEA RRDB · updated on Sep 3, 2026

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